| Completed | 2b | 153 | Europe | adjuvanted FLU-v, adjuvanted placebo, Influenza challenge | PepTcell Limited, National Institute of Allergy and Infectious Diseases (NIAID) | Influenza | 03/17 | 05/17 | | |
| Completed | 2b | 175 | Europe | FLU-v, adjuvanted FLU-v, Saline, NaCl, Adjuvanted placebo | PepTcell Limited, Seventh Framework Programme, University of Groningen, University Medical Center Groningen, Robert Koch Institut, Norwegian Institute of Public Health | Influenza | 07/17 | 07/17 | | |